Home / 971,995.05-1,457,992.58-912,897.45

Finding the Fourth Proportional to 971,995.05, 1,457,992.58 and 912,897.45

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Solution

The fourth proportional to 971,995.05, 1,457,992.58 and 912,897.45 is: 1,369,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,995.05 : 1,457,992.58 = 912,897.45 : x
  2. Step 2: Convert to fraction form
    971,995.05/1,457,992.58 = 912,897.45/x
  3. Step 3: Cross multiply
    971,995.05x = 1,457,992.58 × 912,897.45
  4. Step 4: Simplify right side
    971,995.05x = 1,330,997,703,836.43
  5. Step 5: Solve for x
    x = 1,330,997,703,836.43/971,995.05
  6. Step 6: Final answer
    x = 1,369,346.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.